--- loncom/interface/portfolio.pm 2004/06/19 00:54:21 1.4 +++ loncom/interface/portfolio.pm 2007/06/21 20:25:18 1.185 @@ -1,3 +1,8 @@ +# The LearningOnline Network +# portfolio browser +# +# $Id: portfolio.pm,v 1.185 2007/06/21 20:25:18 banghart Exp $ +# # Copyright Michigan State University Board of Trustees # # This file is part of the LearningOnline Network with CAPA (LON-CAPA). @@ -18,12 +23,9 @@ # # /home/httpd/html/adm/gpl.txt # - - # http://www.lon-capa.org/ # - package Apache::portfolio; use strict; use Apache::Constants qw(:common :http); @@ -32,41 +34,2325 @@ use Apache::lonnet; use Apache::lontexconvert; use Apache::lonfeedback; use Apache::lonlocal; +use Apache::lonnet; +use Apache::longroup; +use Apache::lonhtmlcommon; +use HTML::Entities; +use LONCAPA; -sub handler { - my $r=@_[0]; - $r->content_type('text/html'); - $r->send_http_header; - return OK if $r->header_only; -# my $file=&Apache::lonnet::filelocation("",$r->uri); -# my $contents=&Apache::lonnet::getfile($file); -# upload a file if we enter with a filename set - $r->print (' -
'); - - if ($ENV{'form.uploaddoc.filename'}){ - $r->print (&Apache::lonnet::userfileupload('uploaddoc',undef,'portfolio').'
'); +sub group_args { + my $output; + if (defined($env{'form.group'})) { + $output .= '&group='.$env{'form.group'}; + if (defined($env{'form.ref'})) { + $output .= '&ref='.$env{'form.ref'}; + } + } + return $output; +} + +sub group_form_data { + my $output; + if (defined($env{'form.group'})) { + $output = ''; + if (exists($env{'form.ref'})) { + $output .= ''; + } + } + return $output; +} + +# receives a file name and path stub from username/userfiles/portfolio/ +# returns an anchor tag consisting encoding filename and currentpath +sub make_anchor { + my ($url, $anchor_fields, $inner_text) = @_; + if ($$anchor_fields{'continue'} ne 'true') {$$anchor_fields{'continue'} = 'false'}; + my $anchor = ''.$inner_text.''; + return $anchor; +} + +my $dirptr=16384; +sub display_common { + my ($r,$url,$current_path,$is_empty,$dir_list,$can_upload)=@_; + my $namespace = &get_namespace(); + my $port_path = &get_port_path(); + if ($can_upload) { + my $groupitem = &group_form_data(); + + my $iconpath= $r->dir_config('lonIconsURL') . "/"; + my %text=&Apache::lonlocal::texthash( + 'upload' => 'Upload', + 'upload_label' => + 'Upload file to current directory:', + 'createdir' => 'Create Subdirectory', + 'createdir_label' => + 'Create subdirectory in current directory:'); + my $escuri = &HTML::Entities::encode($r->uri,'&<>"'); + my $help_fileupload = &Apache::loncommon::help_open_topic('Portfolio AddFiles'); + my $help_createdir = &Apache::loncommon::help_open_topic('Portfolio CreateDirectory'); + + # FIXME: This line should be deleted once Portfolio uses breadcrumbs + $r->print(&Apache::loncommon::help_open_topic('Portfolio About', 'Help on the portfolio')); + + $r->print(<<"TABLE"); + + + + + + + + + +
+ $text{'upload_label'} + +
+ $groupitem + + + + + + $help_fileupload +
+
+ $text{'createdir_label'} + +
+ $groupitem + + + + + $help_createdir +
+
+TABLE + } + my @tree = split (/\//,$current_path); + my %anchor_fields = ( + 'selectfile' => $port_path, + 'currentpath' => '/', + 'mode' => $env{"form.mode"}, + 'fieldname' => $env{"form.fieldname"}, + 'continue' => $env{"form.continue"} + ); + $r->print(''.&make_anchor($url,\%anchor_fields,$port_path).'/'); + if (@tree > 1){ + my $newCurrentPath = '/'; + for (my $i = 1; $i< @tree; $i++){ + $newCurrentPath .= $tree[$i].'/'; + my %anchor_fields = ( + 'selectfile' => $tree[$i], + 'currentpath' => $newCurrentPath, + 'mode' => $env{"form.mode"}, + 'fieldname' => $env{"form.fieldname"}, + 'continue' => $env{"form.continue"} + ); + $r->print(&make_anchor($url,\%anchor_fields,$tree[$i]).'/'); + } + } + $r->print(''); + $r->print(&Apache::loncommon::help_open_topic('Portfolio ChangeDirectory')); + &Apache::lonhtmlcommon::store_recent($namespace,$current_path,$current_path); + $r->print('
'. + &Apache::lonhtmlcommon::select_recent($namespace,'currentpath', + 'this.form.submit();')); + $r->print("
"); +} + +sub display_directory_line { + my ($r,$select_mode, $filename, $mtime, $size, $css_class, + $line, $access_controls, $curr_access, $now, $version_flag, + $href_location, $url, $current_path, $access_admin_text, $versions)=@_; + + my $fullpath = &prepend_group($current_path.$filename); + $r->print(''); + $r->print($line); # contains first two cells of table + my $lock_info; + if ($version_flag) { # versioned can't be versioned, so TRUE when root file + $r->print(''); + $r->print(''.$version_flag.''); + } else { # this is a graded or handed back file + my ($user,$domain) = &get_name_dom(); + my $permissions_hash = &Apache::lonnet::get_portfile_permissions($domain,$user); + if (defined($$permissions_hash{$fullpath})) { + foreach my $array_item (@{$$permissions_hash{$fullpath}}) { + if (ref($array_item) eq 'ARRAY') { + if ($$array_item[-1] eq 'handback') { + $lock_info = 'Handback'; + } elsif ($$array_item[-1] eq 'graded') { + $lock_info = 'Graded'; + } + } + } + } + if ($lock_info) { + my %anchor_fields = ('lockinfo' => $fullpath); + if ($versions) { # hold the folder open + my ($fname,$version,$extension) = &Apache::grades::file_name_version_ext($fullpath); + $fname =~ s|^/||; + $anchor_fields{'showversions'} = $fname.'.'.$extension; + } + $lock_info = &make_anchor(undef,\%anchor_fields,$lock_info); + } + $r->print(''.$lock_info.''); + } + # $r->print(''.$$version_flag{$filename}.''); + $r->print(''.&make_anchor($href_location.$filename,undef,$filename).''); + $r->print(''.$size.''); + $r->print(''.&Apache::lonlocal::locallocaltime($mtime).''); + if ($select_mode ne 'true') { + $r->print(''. + &mt($curr_access).'   '); + my %anchor_fields = ( + 'access' => $filename, + 'currentpath' => $current_path + ); + $r->print(&make_anchor($url, \%anchor_fields, $access_admin_text).''); + } + $r->print(''.$/); +} + +sub display_directory { + my ($r,$url,$current_path,$is_empty,$dir_list,$group,$can_upload, + $can_modify,$can_delete,$can_setacl)=@_; + my $iconpath= $r->dir_config('lonIconsURL') . "/"; + my $display_out; + my $select_mode; + my $checked_files; + my $port_path = &get_port_path(); + my ($uname,$udom) = &get_name_dom(); + my $access_admin_text = &mt('View Status'); + if ($can_setacl) { + $access_admin_text = &mt('View/Change Status'); + } + + my $current_permissions = &Apache::lonnet::get_portfile_permissions($udom, + $uname); + my %locked_files = &Apache::lonnet::get_marked_as_readonly_hash( + $current_permissions,$group); + my %access_controls = &Apache::lonnet::get_access_controls($current_permissions,$group); + my $now = time; + if ($env{"form.mode"} eq 'selectfile') { + &select_files($r); + $checked_files =&Apache::lonnet::files_in_path($uname,$env{'form.currentpath'}); + $select_mode = 'true'; + } + if ($is_empty && ($current_path ne '/') && $can_delete) { + $display_out = '
'. + &group_form_data(). + ''. + ''. + ''. + ''. + '
'; + + $r->print($display_out); + return; + } + if ($select_mode eq 'true') { + $r->print('
'); + $r->print(''. + ''); + } else { + $r->print(''); + $r->print(&Apache::loncommon::help_open_topic('Portfolio FileList', + 'Using the portfolio file list')); + $r->print('
Select  NameSizeLast Modified
'. + ''); + } + $r->print("\n".&group_form_data()."\n"); + + my $href_location="/uploaded/$udom/$uname/$port_path".$current_path; + my $href_edit_location="/editupload/$udom/$uname/$port_path".$current_path; + my @dir_lines; + my %versioned; + foreach my $dir_line (sort + { + my ($afile)=split('&',$a,2); + my ($bfile)=split('&',$b,2); + return (lc($afile) cmp lc($bfile)); + } (@$dir_list)) { + my ($filename,$dom,undef,$testdir,undef,undef,undef,undef,$size,undef,$mtime,undef,undef,undef,$obs,undef)=split(/\&/,$dir_line,16); + $filename =~ s/\s+$//; + my ($fname,$version,$extension) = &Apache::grades::file_name_version_ext($filename); + if ($version) { + my $fullpath = &prepend_group($current_path.$fname.'.'.$extension); + push(@{ $versioned{$fullpath} }, + [$filename,$dom,$testdir,$size,$mtime,$obs,]); + } else { + push(@dir_lines, [$filename,$dom,$testdir,$size,$mtime,$obs]); + } + } + foreach my $dir_line (@dir_lines) { + my ($filename,$dom,$testdir,$size,$mtime,$obs) = @$dir_line; + my ($fname,$version,$extension) = &Apache::grades::file_name_version_ext($filename); + if (($filename ne '.') && ($filename ne '..') && ($filename !~ /\.meta$/ ) && ($filename !~ /(.*)\.(\d+)\.([^\.]*)$/)) { + my $version_flag; + my $show_versions; + my $fullpath = &prepend_group($current_path.$filename); + if ($env{'form.showversions'} =~ /$filename/) { + $show_versions = 'true'; + } + if (exists($versioned{$fullpath})) { + my %anchor_fields = ( + 'selectfile' => $fullpath, + 'continue' => 'false', + 'currentpath' => $current_path, + ); + if ($show_versions) { + # Must preserve other possible showversion files + my $version_remainder = $env{'form.showversions'}; + $version_remainder =~ s/$filename//g; + $anchor_fields{'showversions'} = $version_remainder; + $version_flag = &make_anchor('portfolio',\%anchor_fields, + ''.&mt('opened folder').''); + } else { + # allow multiple files to show versioned + $anchor_fields{'showversions'} = $env{'form.showversions'}.','.$filename; + $version_flag = &make_anchor('portfolio',\%anchor_fields, + ''.&mt('closed folder').''); + } + } else { + $version_flag = ' '; + } + if ($dirptr&$testdir) { + my $colspan='colspan="2"'; + if ($select_mode eq 'true'){ + undef($colspan); + } + $r->print(''); + $r->print(''); + my %anchor_fields = ( + 'selectfile' => $filename.'/', + 'currentpath' => $current_path.$filename.'/', + 'mode' => $env{"form.mode"}, + 'fieldname' => $env{"form.fieldname"}, + 'continue' => $env{"form.continue"} + ); + $r->print(''); + $r->print(''); + } else { + my $css_class = 'LC_browser_file'; + my $line; + if ($select_mode eq 'true') { + $line=''; + $css_class= 'LC_browser_file_locked'; + } else { + if (!$can_modify) { + $line .= ''; + } + } + my $curr_access; + if ($select_mode ne 'true') { + my $pub_access = 0; + my $guest_access = 0; + my $cond_access = 0; + foreach my $key (sort(keys(%{$access_controls{$fullpath}}))) { + my ($num,$scope,$end,$start) = &unpack_acc_key($key); + if (($now > $start) && (!$end || $end > $now)) { + if ($scope eq 'public') { + $pub_access = 1; + } elsif ($scope eq 'guest') { + $guest_access = 1; + } else { + $cond_access = 1; + } + } + } + if (!$pub_access && !$guest_access && !$cond_access) { + $curr_access = &mt('Private'); + } else { + my @allaccesses; + if ($pub_access) { + push(@allaccesses,&mt('Public')); + } + if ($guest_access) { + push(@allaccesses,&mt('Passphrase-protected')); + } + if ($cond_access) { + push(@allaccesses,&mt('Conditional')); + } + $curr_access = join('+ ',@allaccesses); + } + } + &display_directory_line($r,$select_mode, $filename, $mtime, $size, $css_class, $line, + \%access_controls, $curr_access,$now, $version_flag, $href_location, + $url, $current_path, $access_admin_text); + if ($show_versions) { + foreach my $dir_line (@{ $versioned{$fullpath} }) { + my ($v_filename,$dom,$testdir,$size,$mtime,$obs) = + @$dir_line; + $line = ''; + &display_directory_line($r,$select_mode, $v_filename, $mtime, $size, + $css_class, $line, \%access_controls, $curr_access, $now, + undef, $href_location, $url, $current_path, $access_admin_text, 1); + } + } + } + } + } + if ($select_mode eq 'true') { + $r->print('
Actions'. + &Apache::loncommon::help_open_topic('Portfolio FileAction'). + '  Name'. + &Apache::loncommon::help_open_topic('Portfolio OpenFile'). + 'SizeLast ModifiedCurrent Access Status'. + &Apache::loncommon::help_open_topic('Portfolio ShareFile'). + '
'.&mt('closed folder').'Go to ...'.$version_flag.''.&make_anchor($url,\%anchor_fields,$filename.'/').'
$fullpath + ); + $line.=''.&make_anchor($url,\%anchor_fields,'Locked').''; + } else { + $line .= ''; + } + if ($can_delete) { + $line .= ''; + } + if ($can_modify) { + my $cat=''.&mt('Catalog Information'). + ''; + my %anchor_fields = ( + 'rename' => $filename, + currentpath => $current_path + ); + $line .= &make_anchor($url,\%anchor_fields,'Rename'); + $line .= ''.&make_anchor($href_edit_location.$filename.'.meta',\%anchor_fields,$cat); + # ''.$cat.''; + } + $line .= ' 
+ + + +
+ + +
'); + } else { + $r->print(''); + if ($can_delete) { + $r->print(' + '. + &Apache::loncommon::help_open_topic('Portfolio DeleteFile').' + + + ' + ); + } + } +} + +sub open_form { + my ($r,$url)=@_; + my @files=&Apache::loncommon::get_env_multiple('form.selectfile'); + $r->print('
'); + $r->print(''); + $r->print(''); + foreach (@files) { + $r->print(''); + } + $r->print(''); +} + +sub close_form { + my ($r,$url,$button_text)=@_; + if (!defined($button_text)) { + $button_text = { + 'continue' => &mt('Continue'), + 'cancel' => &mt('Cancel'), + }; + } + $r->print('

'); + $r->print(&group_form_data().'

'); + $r->print('
+

+ '. + &group_form_data()); + $r->print("\n".' +

'); +} + +sub display_file { + my ($path,$filename)=@_; + my $display_file_text; + my $file_start=''; + my $file_end=''; + if (!defined($path)) { $path=$env{'form.currentpath'}; } + if (!defined($filename)) { + $filename=$env{'form.selectfile'}; + $display_file_text = $file_start.$path.$filename.$file_end; + } elsif (ref($filename) eq "ARRAY") { + foreach my $file (@$filename) { + $display_file_text .= $file_start.$path.$file.$file_end.'
'; + } + } elsif (ref($filename) eq "SCALAR") { + $display_file_text = $file_start.$path.$$filename.$file_end; + } else { + $display_file_text = $file_start.$path.$filename.$file_end; + } + return $display_file_text; +} + +sub done { + my ($message,$url)=@_; + unless (defined $message) { + $message='Done'; + } + my %anchor_fields = ( + 'showversions' => $env{'form.showversions'}, + 'currentpath' => $env{'form.currentpath'}, + 'fieldname' => $env{'form.fieldname'}, + 'mode' => $env{'form.mode'} + ); + my $result = '

'.&make_anchor($url,\%anchor_fields,&mt($message)).'

'; + return $result; +} + +sub delete { + my ($r,$url)=@_; + my @check; + my $file_name = $env{'form.currentpath'}.$env{'form.selectfile'}; + $file_name = &prepend_group($file_name); + my @files=&Apache::loncommon::get_env_multiple('form.selectfile'); + my ($uname,$udom) = &get_name_dom(); + if (&Apache::lonnet::is_locked($file_name,$udom,$uname) eq 'true') { + $r->print("The file is locked and cannot be deleted.
"); + $r->print(&done('Back',$url)); + } else { + if (scalar(@files)) { + &open_form($r,$url); + $r->print('

'.&mt('Delete').' '.&display_file(undef,\@files).'?

'); + &close_form($r,$url); + } else { + $r->print("No file was checked to delete.
"); + $r->print(&done(undef,$url)); + } + } +} + +sub delete_confirmed { + my ($r,$url,$group)=@_; + my @files=&Apache::loncommon::get_env_multiple('form.selectfile'); + my $result; + my ($uname,$udom) = &get_name_dom(); + my $port_path = &get_port_path(); + my $current_permissions = &Apache::lonnet::get_portfile_permissions($udom, + $uname); + foreach my $delete_file (@files) { + $result=&Apache::lonnet::removeuserfile($uname,$udom,$port_path. + $env{'form.currentpath'}. + $delete_file); + if ($result ne 'ok') { + $r->print(''. + &mt('An error occurred ([_1]) while trying to delete + [_2].',$result,&display_file(undef, $delete_file)). + '

'); + } else { + $r->print(&mt('File: [_1] deleted.', + &display_file(undef,$delete_file))); + my $file_name = $env{'form.currentpath'}.$delete_file; + $file_name = &prepend_group($file_name); + my %access_controls = + &Apache::lonnet::get_access_controls($current_permissions, + $group,$file_name); + if (keys(%access_controls) > 0) { + my %changes; + foreach my $key (keys(%{$access_controls{$file_name}})) { + $changes{'delete'}{$key} = 1; + } + if (keys(%changes) > 0) { + my ($outcome,$deloutcome,$new_values,$translation) = + &Apache::lonnet::modify_access_controls($file_name,\%changes, + $udom,$uname); + if ($outcome ne 'ok') { + $r->print('
'.&mt("An error occurred ([_1]) while ". + "trying to delete access controls for the file.",$outcome). + '

'); + } else { + if ($deloutcome eq 'ok') { + $r->print('
'.&mt('Access controls also deleted for the file.').'

'); + } else { + $r->print(''.'
'. + &mt("An error occurred ([_1]) while ". + "trying to delete access controls for the file.",$deloutcome). + '

'); + } + } + } + } + } + } + $r->print(&done(undef,$url)); +} + +sub delete_dir { + my ($r,$url)=@_; + &open_form($r,$url); + $r->print('

'.&mt('Delete').' '.&display_file().'?

'); + &close_form($r,$url); +} + +sub delete_dir_confirmed { + my ($r,$url)=@_; + my $directory_name = $env{'form.currentpath'}; + $directory_name =~ s|/$||; # remove any trailing slash + my ($uname,$udom) = &get_name_dom(); + my $namespace = &get_namespace(); + my $port_path = &get_port_path(); + my $result=&Apache::lonnet::removeuserfile($uname,$udom,$port_path. + $directory_name); + + if ($result ne 'ok') { + $r->print(' An error occurred (dir) ('.$result. + ') while trying to delete '.$directory_name.'
'); + } else { + # now remove from recent + &Apache::lonhtmlcommon::remove_recent($namespace,[$directory_name.'/']); + my @dirs = split m!/!, $directory_name; + $directory_name='/'; + for (my $i=1; $i < (@dirs - 1); $i ++){ + $directory_name .= $dirs[$i].'/'; + } + $env{'form.currentpath'} = $directory_name; + } + $r->print(&done(undef,$url)); +} + +sub rename { + my ($r,$url)=@_; + my $file_name = $env{'form.currentpath'}.$env{'form.rename'}; + my ($uname,$udom) = &get_name_dom(); + $file_name = &prepend_group($file_name); + if (&Apache::lonnet::is_locked($file_name,$udom,$uname) eq 'true') { + $r->print("The file is locked and cannot be renamed.
"); + $r->print(&done(undef,$url)); + } else { + &open_form($r,$url); + $r->print('

'.&mt('Rename').' '.&display_file().' to + ?

'); + &close_form($r,$url); + } +} + +sub rename_confirmed { + my ($r,$url,$group)=@_; + my $filenewname=&Apache::lonnet::clean_filename($env{'form.filenewname'}); + my ($uname,$udom) = &get_name_dom(); + my $port_path = &get_port_path(); + if ($filenewname eq '') { + $r->print(''. + &mt("Error: no valid filename was provided to rename to."). + '
'); + $r->print(&done(undef,$url)); + return; + } + my $chg_access; + my $result= + &Apache::lonnet::renameuserfile($uname,$udom, + $port_path.$env{'form.currentpath'}.$env{'form.selectfile'}, + $port_path.$env{'form.currentpath'}.$filenewname); + if ($result eq 'ok') { + $chg_access = &access_for_renamed($filenewname,$group,$udom,$uname); + } else { + $r->print(''. + &mt('An error occurred ([_1]) while trying to rename [_2]' + .' to [_3]',$result,&display_file(), + &display_file('',$filenewname)).'
'); + return; + } + if ($filenewname ne $env{'form.filenewname'}) { + $r->print(&mt("The new file name was changed from:
[_1] to [_2]", + ''.&display_file('',$env{'form.filenewname'}).'', + ''.&display_file('',$filenewname).'')); + } + $r->print($chg_access); + $r->print(&done(undef,$url)); +} + +sub access_for_renamed { + my ($filenewname,$group,$udom,$uname) = @_; + my $oldfile = $env{'form.currentpath'}.$env{'form.selectfile'}; + $oldfile = &prepend_group($oldfile); + my $newfile = $env{'form.currentpath'}.$filenewname; + $newfile = &prepend_group($newfile); + my $current_permissions = + &Apache::lonnet::get_portfile_permissions($udom,$uname); + my %access_controls = + &Apache::lonnet::get_access_controls($current_permissions, + $group,$oldfile); + my $chg_text; + if (keys(%access_controls) > 0) { + my %change_old; + my %change_new; + foreach my $key (keys(%{$access_controls{$oldfile}})) { + $change_old{'delete'}{$key} = 1; + $change_new{'activate'}{$key} = $access_controls{$oldfile}{$key}; + } + my ($outcome,$deloutcome,$new_values,$translation) = + &Apache::lonnet::modify_access_controls($oldfile,\%change_old, + $udom,$uname); + if ($outcome ne 'ok') { + $chg_text ='

'.&mt("An error occurred ([_1]) while ". + "trying to delete access control records for the old name.",$outcome). + '
'; + } else { + if ($deloutcome ne 'ok') { + $chg_text = '


'. + &mt("An error occurred ([_1]) while ". + "trying to delete access control records for the old name.",$deloutcome). + '
'; + } + } + ($outcome,$deloutcome,$new_values,$translation) = + &Apache::lonnet::modify_access_controls($newfile,\%change_new, + $udom,$uname); + if ($outcome ne 'ok') { + $chg_text .= '

'. + &mt("An error occurred ([_1]) while ". + "trying to update access control records for the new name.",$outcome). + '
'; + } + if ($chg_text eq '') { + $chg_text = '

'.&mt('Access controls updated to reflect the name change.'); + } + } + return $chg_text; +} + +sub display_access { + my ($r,$url,$group,$can_setacl,$port_path,$action) = @_; + my ($uname,$udom) = &get_name_dom(); + my $file_name = $env{'form.currentpath'}.$env{'form.access'}; + $file_name = &prepend_group($file_name); + my $current_permissions = &Apache::lonnet::get_portfile_permissions($udom, + $uname); + my %access_controls = &Apache::lonnet::get_access_controls($current_permissions,$group,$file_name); + my $aclcount = keys(%access_controls); + my ($header,$info); + if ($action eq 'chgaccess') { + $header = '

'.&mt('Allowing others to retrieve file: [_1]',$port_path.$env{'form.currentpath'}.$env{'form.access'}).'

'; + $info .= &mt('Access to this file by others can be set to be one or more of the following types: public, passphrase-protected or conditional.'); + $info .= '
'. + &mt('A listing of files viewable without log-in is available at: ')."http://$ENV{'SERVER_NAME'}/adm/$udom/$uname/aboutme/portfolio.
"; + if ($group eq '') { + $info .= &mt("For logged in users a 'Display file listing' link will also appear (when there are viewable files) on your personal information page:"); + } else { + $info .= &mt("For logged in users a 'Display file listing' link will also appear (when there are viewable files) on the course information page:"); + } + $info .= "
http://$ENV{'SERVER_NAME'}/adm/$udom/$uname/aboutme
"; + if ($group ne '') { + $info .= &mt("Users with privileges to edit course contents may add a course information page to a course using the 'Course Info' button in DOCS").'
'; + } + } else { + $header = '

'.&mt('Conditional access controls for file: [_1]',$port_path.$env{'form.currentpath'}.$env{'form.access'}).'

'. + &explain_conditionals().'
'; + } + if ($can_setacl) { + &open_form($r,$url); + $r->print($header.$info); + $r->print('
'.&Apache::loncommon::help_open_topic('Portfolio ShareFile SetAccess', 'Help on setting up share access')); + $r->print(&Apache::loncommon::help_open_topic('Portfolio ShareFile ChangeSetting', 'Help on changing settings')); + $r->print(&Apache::loncommon::help_open_topic('Portfolio ShareFile StopAccess', 'Help on removing share access')); + &access_setting_table($r,$url,$file_name,$access_controls{$file_name}, + $action); + my $button_text = { + 'continue' => &mt('Proceed'), + 'cancel' => &mt('Back to directory listing'), + }; + &close_form($r,$url,$button_text); + } else { + $r->print($header); + if ($aclcount) { + $r->print($info); + } + &view_access_settings($r,$url,$access_controls{$file_name},$aclcount); + } +} + +sub explain_conditionals { + return + &mt('Conditional files are accessible to logged-in users with accounts in the LON-CAPA network, who satisfy the conditions you set.').'
'."\n". + &mt('The conditions can include affiliation with a particular course, or a user account in a specific domain.').'
'."\n". + &mt('Alternatively access can be granted to people with specific LON-CAPA usernames and domains.'); +} + +sub view_access_settings { + my ($r,$url,$access_controls,$aclcount) = @_; + my ($showstart,$showend); + my %todisplay; + foreach my $key (sort(keys(%{$access_controls}))) { + my ($num,$scope,$end,$start) = &unpack_acc_key($key); + $todisplay{$scope}{$key} = $$access_controls{$key}; + } + if ($aclcount) { + $r->print(&mt('

Current access controls defined for this file:

')); + $r->print(&Apache::loncommon::start_data_table()); + $r->print(&Apache::loncommon::start_data_table_header_row()); + $r->print(''.&mt('Access control').''.&mt('Dates available'). + ''.&mt('Additional information').''); + $r->print(&Apache::loncommon::end_data_table_header_row()); + my $count = 1; + my $chg = 'none'; + &build_access_summary($r,$count,$chg,%todisplay); + $r->print(&Apache::loncommon::end_data_table()); + } else { + $r->print(&mt('No access control settings currently exist for this file.
' )); + } + my %anchor_fields = ( + 'currentpath' => $env{'form.currentpath'} + ); + $r->print('
'.&make_anchor($url, \%anchor_fields, &mt('Return to directory listing'))); + return; +} + +sub build_access_summary { + my ($r,$count,$chg,%todisplay) = @_; + my ($showstart,$showend); + my %scope_desc = ( + public => 'Public', + guest => 'Passphrase-protected', + domains => 'Conditional: domain-based', + users => 'Conditional: user-based', + course => 'Conditional: course-based', + ); + my @allscopes = ('public','guest','domains','users','course'); + foreach my $scope (@allscopes) { + if ((!(exists($todisplay{$scope}))) || (ref($todisplay{$scope}) ne 'HASH')) { + next; + } + foreach my $key (sort(keys(%{$todisplay{$scope}}))) { + if ($count) { + $r->print(&Apache::loncommon::start_data_table_row()); + } + my ($num,$scope,$end,$start) = &unpack_acc_key($key); + my $content = $todisplay{$scope}{$key}; + if ($chg eq 'delete') { + $showstart = &mt('Deleted'); + $showend = $showstart; + } else { + $showstart = localtime($start); + if ($end == 0) { + $showend = &mt('No end date'); + } else { + $showend = localtime($end); + } + } + $r->print(''.&mt($scope_desc{$scope})); + if ($scope eq 'course') { + if ($chg ne 'delete') { + my $cid = $content->{'domain'}.'_'.$content->{'number'}; + my %course_description = &Apache::lonnet::coursedescription($cid); + $r->print('
('.$course_description{'description'}.')'); + } + } + $r->print(''.&mt('Start: ').$showstart. + '
'.&mt('End: ').$showend.''); + if ($chg ne 'delete') { + if ($scope eq 'guest') { + $r->print(&mt('Passphrase').': '.$content->{'password'}); + } elsif ($scope eq 'course') { + $r->print(''); + $r->print(''); + $r->print(''); + $r->print(''); + foreach my $id (sort(keys(%{$content->{'roles'}}))) { + $r->print(''); + foreach my $item ('role','access','section','group') { + $r->print(''); + } + $r->print(''); + } + $r->print('
'.&mt('Roles').''. + &mt('Access').''. + &mt('Sections').''.&mt('Groups').'
'); + if ($item eq 'role') { + my $ucscope = $scope; + $ucscope =~ s/^(\w)/uc($1)/e; + my $role_output; + foreach my $role (@{$content->{'roles'}{$id}{$item}}) { + if ($role eq 'all') { + $role_output .= $role.','; + } elsif ($role =~ /^cr/) { + $role_output .= (split('/',$role))[3].','; + } else { + $role_output .= &Apache::lonnet::plaintext($role,$ucscope).','; + } + } + $role_output =~ s/,$//; + $r->print($role_output); + } else { + $r->print(join(',',@{$content->{'roles'}{$id}{$item}})); + } + $r->print('
'); + } elsif ($scope eq 'domains') { + $r->print(&mt('Domains: ').join(',',@{$content->{'dom'}})); + } elsif ($scope eq 'users') { + my $curr_user_list = &sort_users($content->{'users'}); + $r->print(&mt('Users: ').$curr_user_list); + } else { + $r->print(' '); + } + } else { + $r->print(' '); + } + $r->print(''); + $r->print(&Apache::loncommon::end_data_table_row()); + $count ++; + } + } +} + + +sub update_access { + my ($r,$url,$group,$port_path) = @_; + my $totalprocessed = 0; + my %processing; + my %title = ( + 'activate' => 'New control(s) added', + 'delete' => 'Existing control(s) deleted', + 'update' => 'Existing control(s) modified', + ); + my $changes; + foreach my $chg (sort(keys(%title))) { + @{$processing{$chg}} = &Apache::loncommon::get_env_multiple('form.'.$chg); + $totalprocessed += @{$processing{$chg}}; + foreach my $num (@{$processing{$chg}}) { + my $scope = $env{'form.scope_'.$num}; + my ($start,$end) = &get_dates_from_form($num); + my $newkey = $num.':'.$scope.'_'.$end.'_'.$start; + if ($chg eq 'delete') { + $$changes{$chg}{$newkey} = 1; + } else { + $$changes{$chg}{$newkey} = + &build_access_record($num,$scope,$start,$end,$chg); + } + } + } + my $file_name = $env{'form.currentpath'}.$env{'form.selectfile'}; + $r->print('

'.&mt('Allowing others to retrieve file: [_1]', + $port_path.$file_name).'

'."\n"); + $file_name = &prepend_group($file_name); + my ($uname,$udom) = &get_name_dom(); + my ($errors,$outcome,$deloutcome,$new_values,$translation); + if ($totalprocessed) { + ($outcome,$deloutcome,$new_values,$translation) = + &Apache::lonnet::modify_access_controls($file_name,$changes,$udom, + $uname); + } + my $current_permissions = &Apache::lonnet::get_portfile_permissions($udom, + $uname); + my %access_controls = + &Apache::lonnet::get_access_controls($current_permissions, + $group,$file_name); + if ($totalprocessed) { + if ($outcome eq 'ok') { + my $updated_controls = $access_controls{$file_name}; + my ($showstart,$showend); + $r->print(&Apache::loncommon::start_data_table()); + $r->print(&Apache::loncommon::start_data_table_header_row()); + $r->print(''.&mt('Type of change').''. + &mt('Access control').''.&mt('Dates available'). + ''.&mt('Additional information').''); + $r->print(&Apache::loncommon::end_data_table_header_row()); + foreach my $chg (sort(keys(%processing))) { + if (@{$processing{$chg}} > 0) { + if ($chg eq 'delete') { + if (!($deloutcome eq 'ok')) { + $errors .=''. + &mt('A problem occurred deleting access controls: [_1]',$deloutcome). + ''; + next; + } + } + my $numchgs = @{$processing{$chg}}; + $r->print(&Apache::loncommon::start_data_table_row()); + $r->print(''.&mt($title{$chg}). + '.'); + my $count = 0; + my %todisplay; + foreach my $key (sort(keys(%{$$changes{$chg}}))) { + my ($num,$scope,$end,$start) = &unpack_acc_key($key); + my $newkey = $key; + if ($chg eq 'activate') { + $newkey =~ s/^(\d+)/$$translation{$1}/; + } + $todisplay{$scope}{$newkey} = $$updated_controls{$newkey}; + } + &build_access_summary($r,$count,$chg,%todisplay); + } + } + $r->print(&Apache::loncommon::end_data_table()); + } else { + if ((@{$processing{'activate'}} > 0) || (@{$processing{'update'}} > 0)) { + $errors .= ''. + &mt('A problem occurred saving access control settings: [_1]',$outcome). + ''; + } + } + if ($errors) { + $r->print($errors); + } + } + my $allnew = 0; + my $totalnew = 0; + my $status = 'new'; + my ($firstitem,$lastitem); + foreach my $newitem ('course','domains','users') { + $allnew += $env{'form.new'.$newitem}; + } + if ($allnew > 0) { + my $now = time; + my $then = $now + (60*60*24*180); # six months approx. + &open_form($r,$url); + foreach my $newitem ('course','domains','users') { + if ($env{'form.new'.$newitem} > 0) { + $r->print('
'.&mt('Add new [_1]-based access control for portfolio file: [_2]',$newitem,$env{'form.currentpath'}.$env{'form.selectfile'}).'

'); + $firstitem = $totalnew; + $lastitem = $totalnew + $env{'form.new'.$newitem}; + $totalnew = $lastitem; + my @numbers; + for (my $i=$firstitem; $i<$lastitem; $i++) { + push (@numbers,$i); + } + &display_access_row($r,$status,$newitem,\@numbers, + $access_controls{$file_name},$now,$then); + } + } + &close_form($r,$url); + } else { + my %anchor_fields = ( + 'currentpath' => $env{'form.currentpath'}, + 'access' => $env{'form.selectfile'} + ); + $r->print('
'.&make_anchor($url, \%anchor_fields, &mt('Display all access settings for this file'))); + delete $anchor_fields{'access'}; + $r->print('     '.&make_anchor($url,\%anchor_fields,&mt('Return to directory listing'))); + } + return; +} + +sub build_access_record { + my ($num,$scope,$start,$end,$chg) = @_; + my $record = { + type => $scope, + time => { + start => $start, + end => $end + }, + }; + + if ($scope eq 'guest') { + $record->{'password'} = $env{'form.password'}; + } elsif ($scope eq 'course') { + $record->{'domain'} = $env{'form.crsdom_'.$num}; + $record->{'number'} = $env{'form.crsnum_'.$num}; + my @role_ids; + my @delete_role_ids = + &Apache::loncommon::get_env_multiple('form.delete_role_'.$num); + my @preserves = + &Apache::loncommon::get_env_multiple('form.preserve_role_'.$num); + if (@delete_role_ids) { + foreach my $id (@preserves) { + if (grep {$_ = $id} (@delete_role_ids)) { + next; + } + push(@role_ids,$id); + } + } else { + push(@role_ids,@preserves); + } + + my $next_id = $env{'form.add_role_'.$num}; + if ($next_id) { + push(@role_ids,$next_id); + } + + foreach my $id (@role_ids) { + my (@roles,@accesses,@sections,@groups); + if (($id == $next_id) && ($chg eq 'update')) { + @roles = split(/,/,$env{'form.role_'.$num.'_'.$next_id}); + @accesses = split(/,/,$env{'form.access_'.$num.'_'.$next_id}); + @sections = split(/,/,$env{'form.section_'.$num.'_'.$next_id}); + @groups = split(/,/,$env{'form.group_'.$num.'_'.$next_id}); + } else { + @roles = &Apache::loncommon::get_env_multiple('form.role_'.$num.'_'.$id); + @accesses = &Apache::loncommon::get_env_multiple('form.access_'.$num.'_'.$id); + @sections = &Apache::loncommon::get_env_multiple('form.section_'.$num.'_'.$id); + @groups = &Apache::loncommon::get_env_multiple('form.group_'.$num.'_'.$id); + } + $record->{'roles'}{$id}{'role'} = \@roles; + $record->{'roles'}{$id}{'access'} = \@accesses; + $record->{'roles'}{$id}{'section'} = \@sections; + $record->{'roles'}{$id}{'group'} = \@groups; + } + } elsif ($scope eq 'domains') { + my @doms = &Apache::loncommon::get_env_multiple('form.dom_'.$num); + $record->{'dom'} = \@doms; + } elsif ($scope eq 'users') { + my $userlist = $env{'form.users_'.$num}; + $userlist =~ s/\s+//sg; + my %userhash = map { ($_,1) } (split(/,/,$userlist)); + foreach my $user (keys(%userhash)) { + my ($uname,$udom) = split(/:/,$user); + push(@{$record->{'users'}}, { + 'uname' => $uname, + 'udom' => $udom + }); + } + } + return $record; +} + +sub get_dates_from_form { + my ($id) = @_; + my $startdate; + my $enddate; + $startdate = &Apache::lonhtmlcommon::get_date_from_form('startdate_'.$id); + $enddate = &Apache::lonhtmlcommon::get_date_from_form('enddate_'.$id); + if ( exists ($env{'form.noend_'.$id}) ) { + $enddate = 0; + } + return ($startdate,$enddate); +} + +sub sort_users { + my ($users) = @_; + my @curr_users = map { + $_->{'uname'}.':'.$_->{'udom'} + } (@{$users}); + my $curr_user_list = join(",\n",sort(@curr_users)); + return $curr_user_list; +} + +sub access_setting_table { + my ($r,$url,$filename,$access_controls,$action) = @_; + my ($public,$publictext); + $publictext ='Off'; + my ($guest,$guesttext); + $guesttext = 'Off'; + my @courses = (); + my @domains = (); + my @users = (); + my $now = time; + my $then = $now + (60*60*24*180); # six months approx. + my ($num,$scope,$publicnum,$guestnum); + my (%acl_count,%end,%start,%conditionals); + foreach my $key (sort(keys(%{$access_controls}))) { + ($num,$scope,$end{$key},$start{$key}) = &unpack_acc_key($key); + if ($scope eq 'public') { + $public = $key; + $publicnum = $num; + $publictext = &acl_status($start{$key},$end{$key},$now); + } elsif ($scope eq 'guest') { + $guest=$key; + $guestnum = $num; + $guesttext = &acl_status($start{$key},$end{$key},$now); + } else { + $conditionals{$scope}{$key} = $$access_controls{$key}; + if ($scope eq 'course') { + push(@courses,$key); + } elsif ($scope eq 'domains') { + push(@domains,$key); + } elsif ($scope eq 'users') { + push(@users,$key); + } + } + $acl_count{$scope} ++; + } + $r->print('
'); + if ($action eq 'chgaccess') { + &standard_settings($r,$now,$then,$url,$filename,\%acl_count,\%start, + \%end,$public,$publicnum,$publictext,$guest,$guestnum, + $guesttext,$access_controls,%conditionals); + } else { + &condition_setting($r,$access_controls,$now,$then,\%acl_count, + \@domains,\@users,\@courses); + } + $r->print('
'); +} + +sub standard_settings { + my ($r,$now,$then,$url,$filename,$acl_count,$start,$end,$public,$publicnum, + $publictext,$guest,$guestnum,$guesttext,$access_controls,%conditionals)=@_; + $r->print('

'.&mt('Public access: [_1]',$publictext).'

'); + $r->print(&Apache::loncommon::start_data_table()); + $r->print(&Apache::loncommon::start_data_table_header_row()); + $r->print(''.&mt('Action').''.&mt('Dates available').''); + $r->print(&Apache::loncommon::end_data_table_header_row()); + $r->print(&Apache::loncommon::start_data_table_row()); + if ($public) { + $r->print(''.&actionbox('old',$publicnum,'public').''. + &dateboxes($publicnum,$start->{$public},$end->{$public}).''); + } else { + $r->print(''.&actionbox('new','0','public').''. + &dateboxes('0',$now,$then).''); + } + $r->print(&Apache::loncommon::end_data_table_row()); + $r->print(&Apache::loncommon::end_data_table()); + $r->print(' '); + $r->print('

'.&mt('Passphrase-protected access: [_1]',$guesttext).'

'); + $r->print(&Apache::loncommon::start_data_table()); + $r->print(&Apache::loncommon::start_data_table_header_row()); + $r->print(''.&mt('Action').''.&mt('Dates available'). + ''. &mt('Passphrase').''); + $r->print(&Apache::loncommon::end_data_table_header_row()); + $r->print(&Apache::loncommon::start_data_table_row()); + my $passwd; + if ($guest) { + $passwd = $$access_controls{$guest}{'password'}; + $r->print(''.&actionbox('old',$guestnum,'guest').''. + &dateboxes($guestnum,$start->{$guest},$end->{$guest}).''); + } else { + $r->print(''.&actionbox('new','1','guest').''. + &dateboxes('1',$now,$then).''); + } + $r->print(''); + $r->print(&Apache::loncommon::end_data_table_row()); + $r->print(&Apache::loncommon::end_data_table()); + $r->print(' '. + ''); + my $numconditionals = 0; + my $conditionstext; + my %cond_status; + foreach my $scope ('domains','users','course') { + $numconditionals += $acl_count->{$scope}; + if ($acl_count->{$scope} > 0) { + if ($conditionstext ne 'Active') { + foreach my $key (keys(%{$conditionals{$scope}})) { + $conditionstext = &acl_status($start->{$key},$end->{$key},$now); + if ($conditionstext eq 'Active') { + last; + } + } + } + } + } + if ($conditionstext eq '') { + $conditionstext = 'Off'; + } + my %anchor_fields = ( + 'access' => $env{'form.selectfile'}, + 'action' => 'chgconditions', + 'currentpath' => $env{'form.currentpath'}, + ); + $r->print('

'.&mt('Conditional access: [_1]',$conditionstext).'

'); + if ($numconditionals > 0) { + my $count = 1; + my $chg = 'none'; + $r->print(&mt('You have previously set [_1] conditional access controls.',$numconditionals).' '.&make_anchor($url,\%anchor_fields,&mt('Change Conditions')).'

'); + $r->print(&Apache::loncommon::start_data_table()); + $r->print(&Apache::loncommon::start_data_table_header_row()); + $r->print(''.&mt('Access control').''.&mt('Dates available'). + ''.&mt('Additional information').''); + $r->print(&Apache::loncommon::end_data_table_header_row()); + &build_access_summary($r,$count,$chg,%conditionals); + $r->print(&Apache::loncommon::end_data_table()); + } else { + $r->print(&make_anchor($url,\%anchor_fields,&mt('Add conditional access')).' '.&mt('based on domain, username, or course affiliation.')); + } +} + +sub condition_setting { + my ($r,$access_controls,$now,$then,$acl_count,$domains,$users,$courses) = @_; + $r->print(''); + &access_element($r,'domains',$acl_count,$domains,$access_controls,$now,$then); + $r->print(' '); + &access_element($r,'users',$acl_count,$users,$access_controls,$now,$then); + $r->print(''); + if ($acl_count->{course} > 0) { + $r->print(''); + } else { + $r->print(''); + } + &access_element($r,'course',$acl_count,$courses,$access_controls,$now,$then); + $r->print(''); + $r->print(''); +} + +sub acl_status { + my ($start,$end,$now) = @_; + if ($start > $now) { + return 'Inactive'; + } + if ($end && $end<$now) { + return 'Inactive'; + } + return 'Active'; +} + +sub access_element { + my ($r,$type,$acl_count,$items,$access_controls,$now,$then) = @_; + my $title = $type; + $title =~ s/s$//; + $title =~ s/^(\w)/uc($1)/e; + $r->print('

'.&mt('[_1]-based conditional access: ',$title)); + if ($$acl_count{$type}) { + $r->print($$acl_count{$type}.' '); + if ($$acl_count{$type} > 1) { + $r->print(&mt('conditions')); + } else { + $r->print(&mt('condition')); + } + } else { + $r->print(&mt('Off')); + } + $r->print('

'); + &display_access_row($r,'old',$type,$items,$access_controls,$now,$then); + return; +} + +sub display_access_row { + my ($r,$status,$type,$items,$access_controls,$now,$then) = @_; + if (@{$items} > 0) { + my @all_doms; + my $colspan = 3; + my $uctype = $type; + $uctype =~ s/^(\w)/uc($1)/e; + $r->print(&Apache::loncommon::start_data_table()); + $r->print(&Apache::loncommon::start_data_table_header_row()); + $r->print(''.&mt('Action?').''.&mt($uctype).''. + &mt('Dates available').''); + if ($type eq 'course' && $status eq 'old') { + $r->print(''.&mt('Allowed [_1] member affiliations',$type). + ''); + $colspan ++; + } elsif ($type eq 'domains') { + @all_doms = sort(&Apache::lonnet::all_domains()); + } + $r->print(&Apache::loncommon::end_data_table_header_row()); + foreach my $key (@{$items}) { + $r->print(&Apache::loncommon::start_data_table_row()); + if ($type eq 'course') { + &course_row($r,$status,$type,$key,$access_controls,$now,$then); + } elsif ($type eq 'domains') { + &domains_row($r,$status,$key,\@all_doms,$access_controls,$now, + $then); + } elsif ($type eq 'users') { + &users_row($r,$status,$key,$access_controls,$now,$then); + } + $r->print(&Apache::loncommon::end_data_table_row()); + } + if ($status eq 'old') { + $r->print(&Apache::loncommon::start_data_table_row()); + $r->print(''.&additional_item($type). + ''); + $r->print(&Apache::loncommon::end_data_table_row()); + } + $r->print(&Apache::loncommon::end_data_table()); + } else { + $r->print(&mt('No [_1]-based conditions defined.
',$type). + &additional_item($type)); + } + return; +} + +sub course_js { + return qq| + +|; +} + +sub course_row { + my ($r,$status,$type,$item,$access_controls,$now,$then) = @_; + my $content; + my $defdom = $env{'user.domain'}; + if ($status eq 'old') { + $content = $$access_controls{$item}; + $defdom = $content->{'domain'}; + } + my $js = &Apache::loncommon::coursebrowser_javascript($defdom) + .&course_js(); + my $uctype = $type; + $uctype =~ s/^(\w)/uc($1)/e; + my ($num,$scope,$end,$start) = &set_identifiers($status,$item,$now,$then, + $type); + $r->print(''.$js.&actionbox($status,$num,$scope).''); + if ($status eq 'old') { + my $cid = $content->{'domain'}.'_'.$content->{'number'}; + my %course_description = &Apache::lonnet::coursedescription($cid); + $r->print(''.$course_description{'description'}.''); + } elsif ($status eq 'new') { + $r->print(''.&Apache::loncommon::selectcourse_link('portform','crsnum_'.$num,'crsdom_'.$num,'description_'.$num,$num.'_1',undef,$uctype).'  '); + } + $r->print(''.&dateboxes($num,$start,$end)); + my $newrole_id = 1; + if ($status eq 'old') { + $r->print(''); + my $max_id = 0; + if (keys(%{$content->{'roles'}}) > 0) { + $r->print(''. + ''. + ''. + ''. + ''); + foreach my $role_id (sort(keys(%{$content->{'roles'}}))) { + if ($role_id > $max_id) { + $max_id = $role_id; + } + $max_id ++; + my $role_selects = &role_selectors($num,$role_id,$type,$content,'display'); + $r->print(''.$role_selects.''); + } + $r->print('
'.&mt('Action').''.&mt('Roles').''.&mt('Access').''.&mt('Sections').''.&mt('Groups').'

'); + } + $r->print('
'.&mt('Add a roles-based condition'). + ' {'domain'}','$content->{'number'}', + '$uctype'".')" value="" />'); + $newrole_id = $max_id; + } else { + $r->print(''); + } + $r->print(&add_course_role($num,$newrole_id)); + $r->print(''); + return; +} + +sub add_course_role { + my ($num,$max_id) = @_; + my $output; + $output .=''. + ''. + ''. + ''; + return $output; +} + +sub domains_row { + my ($r,$status,$item,$all_doms,$access_controls,$now,$then) = @_; + my ($num,$scope,$end,$start) = &set_identifiers($status,$item,$now,$then, + 'domains'); + my $dom_select = ''; + $r->print(''.&actionbox($status,$num,$scope).''.$dom_select. + ''.&dateboxes($num,$start,$end).''); +} + +sub users_row { + my ($r,$status,$item,$access_controls,$now,$then) = @_; + my ($num,$scope,$end,$start) = &set_identifiers($status,$item,$now,$then, + 'users'); + my $curr_user_list; + if ($status eq 'old') { + my $content = $$access_controls{$item}; + $curr_user_list = &sort_users($content->{'users'}); + } + $r->print(''.&actionbox($status,$num,$scope).''.&mt("Format for users' username:domain information:").'
sparty:msu,illini:uiuc ... etc.
'.&dateboxes($num,$start,$end).''); +} + +sub additional_item { + my ($type) = @_; + my $output = &mt('Add new [_1] condition(s)?',$type).' '.&mt('Number to add: ').''; + return $output; +} + +sub actionbox { + my ($status,$num,$scope) = @_; + my $output = '
'. + ''; + return $output; +} + +sub dateboxes { + my ($num,$start,$end) = @_; + my $noend; + if ($end == 0) { + $noend = 'checked="checked"'; + } + my $startdate = &Apache::lonhtmlcommon::date_setter('portform', + 'startdate_'.$num,$start,undef,undef,undef,1,undef, + undef,undef,1); + my $enddate = &Apache::lonhtmlcommon::date_setter('portform', + 'enddate_'.$num,$end,undef,undef,undef,1,undef, + undef,undef,1). '  '; + + my $output = &mt('Start: ').$startdate.'
'.&mt('End: ').$enddate; + return $output; +} + +sub unpack_acc_key { + my ($acc_key) = @_; + my ($num,$scope,$end,$start) = ($acc_key =~ /^([^:]+):([a-z]+)_(\d*)_?(\d*)$/); + return ($num,$scope,$end,$start); +} + +sub set_identifiers { + my ($status,$item,$now,$then,$scope) = @_; + if ($status eq 'old') { + return(&unpack_acc_key($item)); + } else { + return($item,$scope,$then,$now); + } +} + +sub role_selectors { + my ($num,$role_id,$type,$content,$caller) = @_; + my ($output,$cdom,$cnum,$longid); + if ($caller eq 'display') { + $longid = '_'.$num.'_'.$role_id; + $cdom = $$content{'domain'}; + $cnum = $$content{'number'}; + } elsif ($caller eq 'rolepicker') { + $cdom = $env{'form.cdom'}; + $cnum = $env{'form.cnum'}; + } + my $uctype = $type; + $uctype =~ s/^(\w)/uc($1)/e; + my ($sections,$groups,$allroles,$rolehash,$accesshash) = + &Apache::loncommon::get_secgrprole_info($cdom,$cnum,1,$uctype); + if (!@{$sections}) { + @{$sections} = ('none'); + } else { + unshift(@{$sections},('all','none')); + } + if (!@{$groups}) { + @{$groups} = ('none'); + } else { + unshift(@{$groups},('all','none')); + } + my @allacesses = sort(keys(%{$accesshash})); + my (%sectionhash,%grouphash); + foreach my $sec (@{$sections}) { + $sectionhash{$sec} = $sec; + } + foreach my $grp (@{$groups}) { + $grouphash{$grp} = $grp; + } + my %lookup = ( + 'role' => $rolehash, + 'access' => $accesshash, + 'section' => \%sectionhash, + 'group' => \%grouphash, + ); + my @allaccesses = sort(keys(%{$accesshash})); + my %allitems = ( + 'role' => $allroles, + 'access' => \@allaccesses, + 'section' => $sections, + 'group' => $groups, + ); + foreach my $item ('role','access','section','group') { + $output .= ''; + } + $output .= ''; + return $output; +} + +sub role_options_window { + my ($r) = @_; + my $type = $env{'form.type'}; + my $rolenum = $env{'form.setroles'}; + my ($num,$role_id) = ($rolenum =~ /^([\d_]+)_(\d+)$/); + my $role_elements; + foreach my $item ('role','access','section','group') { + $role_elements .= "'".$item.'_'.$rolenum."',"; + } + $role_elements =~ s/,$//; + my $role_selects = &role_selectors($num,$role_id,$type,undef, + 'rolepicker'); + $r->print(<<"END_SCRIPT"); + +END_SCRIPT + $r->print(&mt('Select roles, course status, section(s) and group(s) for users who will be able to access the portfolio file.')); + $r->print('
'.$role_selects.'
'.&mt('Roles').''.&mt('[_1] status',$type).''.&mt('Sections').''.&mt('Groups').'

'); + return; +} + +sub select_files { + my ($r) = @_; + if ($env{'form.continue'} eq 'true') { + # here we update the selections for the currentpath + # eventually, have to handle removing those not checked, but . . . + my @items=&Apache::loncommon::get_env_multiple('form.checkfile'); + if (scalar(@items)){ + &Apache::lonnet::save_selected_files($env{'user.name'}, $env{'form.currentpath'}, @items); + } + } else { + #empty the file for a fresh start + &Apache::lonnet::clear_selected_files($env{'user.name'}); + } + my @files = &Apache::lonnet::files_not_in_path($env{'user.name'}, $env{'form.currentpath'}); + my $java_files = join ",", @files; + if ($java_files) { + $java_files.=','; + } + my $javascript =(< + function finishSelect() { +ENDSMP + $javascript .= 'fileList = "'.$java_files.'";'; + $javascript .= (< +ENDSMP + $r->print($javascript); + $r->print("

".&mt('Select portfolio files')."

". + &mt('Check as many as you wish in response to the problem.')."
"); + my @otherfiles=&Apache::lonnet::files_not_in_path($env{'user.name'}, $env{'form.currentpath'}); + if (@otherfiles) { + $r->print("".&mt('Files selected from other directories:')."
"); + foreach my $file (@otherfiles) { + $r->print($file."
"); } - $r->print ('
Current contents of your portfolio directory:
'); - $r->print (&Apache::lonnet::portfoliolist($r->uri, $ENV{'user.domain'}, $ENV{'user.name'}, udef )); - $r->print ('
'); -# $r->print ($ENV{'form.uploaddoc.filename'}.'
'); -# $r->print ($ENV{'form.storeupl'}.'
'); -# $r->print ($ENV{'form.saywhat'}.'
'); - - $r->print("Upload files to your portfolio
"); - # file upload form - $r->print(''); - $r->print(''. + } +} + + +sub check_for_upload { + my ($path,$fname,$group,$element) = @_; + my $disk_quota = &get_quota($group); + my $filesize = (length($env{'form.'.$element})) / 1000; #express in k (1024?) + + my $portfolio_root = &get_portfolio_root(); + my $port_path = &get_port_path(); + my ($uname,$udom) = &get_name_dom(); + # Fixme --- Move the checking for existing file to LOND error return + my @dir_list=&get_dir_list($portfolio_root,$path); + my $found_file = 0; + my $locked_file = 0; + foreach my $line (@dir_list) { + my ($file_name)=split(/\&/,$line,2); + if ($file_name eq $fname){ + $file_name = $path.$file_name; + $file_name = &prepend_group($file_name); + $found_file = 1; + if (&Apache::lonnet::is_locked($file_name,$udom,$uname) eq 'true') { + $locked_file = 1; + } + } + } + my $current_disk_usage = &Apache::lonnet::diskusage($udom,$uname,$portfolio_root); + + if (($current_disk_usage + $filesize) > $disk_quota){ + my $msg = ''. + &mt('Unable to upload [_1]. (size = [_2] kilobytes). Disk quota will be exceeded.',''.$fname.'',$filesize).''. + '
'.&mt('Disk quota is [_1] kilobytes. Your current disk usage is [_2] kilobytes.',$disk_quota,$current_disk_usage); + return ('will_exceed_quota',$msg); + } elsif ($found_file) { + if ($locked_file) { + my $msg = ''; + $msg .= &mt('Unable to upload [_1] a locked file by that name was found in [_2].',''.$fname.'',''.$port_path.$env{'form.currentpath'}.''); + $msg .= '
'; + $msg .= &mt('You will be able to rename or delete existing [_1] after a grade has been assigned.',''.$fname.''); + return ('file_locked',$msg); + } else { + my $msg = ''; + $msg .= &mt('Unable to upload [_1]. A file by that name was found in [_2].',''.$fname.'',$port_path.$env{'form.currentpath'}); + $msg .= ''; + $msg .= '
'; + $msg .= &mt('To upload, rename or delete existing [_1] in [_2].',''.$fname.'', $port_path.$env{'form.currentpath'}); + return ('file_exists',$msg); + } + } +} + +sub upload { + my ($r,$url,$group)=@_; + my $fname=&Apache::lonnet::clean_filename($env{'form.uploaddoc.filename'}); + + my ($state,$msg) = &check_for_upload($env{'form.currentpath'}, + $fname,$group,'uploaddoc'); + + if ($state eq 'will_exceed_quota' + || $state eq 'file_locked' + || $state eq 'file_exists' ) { + $r->print($msg.&done('Back',$url)); + return; + } + + my $port_path = &get_port_path(); + my (%allfiles,%codebase,$mode); + if ($env{'form.uploaddoc.filename'} =~ m/(\.htm|\.html|\.shtml)$/i) { + $mode = 'parse'; - '' - ); - $r->print(' -
- '); + } + my $result= + &Apache::lonnet::userfileupload('uploaddoc','', + $port_path.$env{'form.currentpath'}, + $mode,\%allfiles,\%codebase); + if ($result !~ m|^/uploaded/|) { + $r->print(''.'An error occurred ('.$result. + ') while trying to upload '.&display_file().'
'); + $r->print(&done('Back',$url)); + } else { + if (%allfiles) { + my $state = < + + + +STATE + $r->print("

".&mt("Reference Warning")."

"); + $r->print("

".&mt("Completed upload of the file. This file contained references to other files. You must upload the referenced files or else the uploaded file may not work properly.")."

"); + $r->print("

".&mt("Please select the locations from which the referenced files are to be uploaded.")."

"); + $r->print(&Apache::londocs::ask_for_embedded_content('/adm/portfolio',$state,\%allfiles,\%codebase, + {'error_on_invalid_names' => 1, + 'ignore_remote_references' => 1,})); + $r->print('

Or '.&done('Return to directory listing',$url).'

'); + } else { + $r->print(&done(undef,$url)); + } + } +} + +sub upload_embedded { + my ($r,$url,$group)=@_; + for (my $i=0; $i<$env{'form.number_embedded_items'}; $i++) { + next if (!exists($env{'form.embedded_item_'.$i.'.filename'})); + my $orig_uploaded_filename = + $env{'form.embedded_item_'.$i.'.filename'}; + + $env{'form.embedded_orig_'.$i} = + &unescape($env{'form.embedded_orig_'.$i}); + my ($path,$fname) = + ($env{'form.embedded_orig_'.$i} =~ m{(.*/)([^/]*)}); + # no path, whole string is fname + if (!$fname) { $fname = $env{'form.embedded_orig_'.$i} }; + + $path = $env{'form.currentpath'}.$path; + $fname = &Apache::lonnet::clean_filename($fname); + + my ($state,$msg) = &check_for_upload($path,$fname,$group, + 'embedded_item_'.$i); + + if ($state eq 'will_exceed_quota' + || $state eq 'file_locked' + || $state eq 'file_exists' ) { + $r->print($msg); + next; + } + + my $port_path = &get_port_path(); + my $src_path = $env{'form.embedded_orig_'.$i}; + $env{'form.embedded_item_'.$i.'.filename'}=$fname; - return OK; + my $result= + &Apache::lonnet::userfileupload('embedded_item_'.$i,'', + $port_path.$path); + if ($result !~ m|^/uploaded/|) { + $r->print(''.'An error occurred ('.$result. + ') while trying to upload '.$orig_uploaded_filename.' for embedded element '.$env{'form.embedded_orig_'.$i}.'
'); + next; + } else { + $r->print("

Uploaded ". + &display_file($port_path.$path,$fname).'

'); + } + } + $r->print(&done(undef,$url)); +} + +sub lock_info { + my ($r,$url,$group) = @_; + my ($uname,$udom) = &get_name_dom(); + my $current_permissions = &Apache::lonnet::get_portfile_permissions($udom, + $uname); + my $file_name = $env{'form.lockinfo'}; + $file_name = &prepend_group($file_name); + if (defined($file_name) && defined($$current_permissions{$file_name})) { + foreach my $array_item (@{$$current_permissions{$file_name}}) { + next if (ref($array_item) ne 'ARRAY'); + + my $filetext; + if (defined($group)) { + $filetext = ''.$env{'form.lockinfo'}. + ' (group: '.$group.')'; + } else { + $filetext = ''.$file_name.''; + } + + my $title =''.&Apache::lonnet::gettitle($$array_item[0]). + '
'; + if ($$array_item[-1] eq 'graded') { + $r->print(&mt('[_1] was submitted in response to problem: [_2]', + $filetext,$title)); + } elsif ($$array_item[-1] eq 'handback') { + $r->print(&mt('[_1] was handed back in response to problem: [_2]', + $filetext,$title)); + } else { + # submission style lock + $r->print(&mt('[_1] was submitted in response to problem: [_2]', + $filetext,$title)); + } + my %course_description = + &Apache::lonnet::coursedescription($$array_item[1]); + if ( $course_description{'description'} ne '') { + $r->print(&mt('In the course: [_1]
', + $course_description{'description'})); + } + } + } + $r->print(&done(&mt('Back'),$url)); + return 'ok'; +} + +sub createdir { + my ($r,$url)=@_; + my $newdir=&Apache::lonnet::clean_filename($env{'form.newdir'}); + if ($newdir eq '') { + $r->print(''. + &mt("Error: no directory name was provided."). + '
'); + $r->print(&done(undef,$url)); + return; + } + my $portfolio_root = &get_portfolio_root(); + my @dir_list=&get_dir_list($portfolio_root); + my $found_file = 0; + foreach my $line (@dir_list) { + my ($filename)=split(/\&/,$line,2); + if ($filename eq $newdir){ + $found_file = 1; + } + } + if ($found_file){ + $r->print(''.&mt('Unable to create a directory named').' '.$newdir. + ' '.&mt('a file or directory by that name already exists.').'
'); + } else { + my ($uname,$udom) = &get_name_dom(); + my $port_path = &get_port_path(); + my $result=&Apache::lonnet::mkdiruserfile($uname,$udom, + $port_path.$env{'form.currentpath'}.$newdir); + if ($result ne 'ok') { + $r->print(''.'An error occurred ('.$result. + ') while trying to create a new directory '.&display_file().'
'); + } + } + if ($newdir ne $env{'form.newdir'}) { + $r->print(&mt("The new directory name was changed from:
").$env{'form.newdir'}." ".&mt('to')." $newdir "); + } + $r->print(&done(undef,$url)); +} + +sub get_portfolio_root { + my ($udom,$uname,$group) = @_; + if (!(defined($udom)) || !(defined($uname))) { + ($uname,$udom) = &get_name_dom(); + } + my $path = '/userfiles/portfolio'; + if (!defined($group)) { + if (defined($env{'form.group'})) { + $group = $env{'form.group'}; + } + } + if (defined($group)) { + $path = '/userfiles/groups/'.$group.'/portfolio'; + } + return (&Apache::loncommon::propath($udom,$uname).$path); +} +sub get_group_quota { + my ($group) = @_; + my $group_quota; + my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'}; + my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'}; + my %curr_groups = &Apache::longroup::coursegroups($cdom,$cnum,$group); + if (%curr_groups) { + my %group_info = &Apache::longroup::get_group_settings( + $curr_groups{$group}); + $group_quota = $group_info{'quota'}; #expressed in Mb + if ($group_quota) { + $group_quota = 1000 * $group_quota; #expressed in k + } + } + return $group_quota; +} + +sub get_dir_list { + my ($portfolio_root,$path) = @_; + $path ||= $env{'form.currentpath'}; + my ($uname,$udom) = &get_name_dom(); + return &Apache::lonnet::dirlist($path,$udom,$uname,$portfolio_root); +} + +sub get_name_dom { + my ($uname,$udom); + if (defined($env{'form.group'})) { + $udom = $env{'course.'.$env{'request.course.id'}.'.domain'}; + $uname = $env{'course.'.$env{'request.course.id'}.'.num'}; + } else { + $udom = $env{'user.domain'}; + $uname = $env{'user.name'}; + } + return ($uname,$udom); +} + +sub prepend_group { + my ($filename) = @_; + if (defined($env{'form.group'})) { + $filename = $env{'form.group'}.$filename; + } + return $filename; +} + +sub get_namespace { + my $namespace = 'portfolio'; + if (defined($env{'form.group'})) { + my ($uname,$udom) = &get_name_dom(); + $namespace .= '_'.$udom.'_'.$uname.'_'.$env{'form.group'}; + } + return $namespace; +} + +sub get_port_path { + my $port_path; + if (defined($env{'form.group'})) { + $port_path = "groups/$env{'form.group'}/portfolio"; + } else { + $port_path = 'portfolio'; + } + return $port_path; +} + +sub missing_priv { + my ($r,$url,$priv) = @_; + my $longtext = { + upload => 'upload files', + delete => 'delete files', + rename => 'rename files', + setacl => 'set access controls for files', + }; + my $escpath = &HTML::Entities::encode($env{'form.currentpath'},'&<>"'); + my $rtnlink = 'print(&mt('in this portfolio.')); + } + $rtnlink .= '">'.&mt('Return to directory listing page').''; + $r->print('
'.$rtnlink); + $r->print(&Apache::loncommon::end_page()); + return; +} + +sub coursegrp_portfolio_header { + my ($cdom,$cnum,$grp_desc)=@_; + my $gpterm = &Apache::loncommon::group_term(); + my $ucgpterm = $gpterm; + $ucgpterm =~ s/^(\w)/uc($1)/e; + if ($env{'form.ref'}) { + &Apache::lonhtmlcommon::add_breadcrumb + ({href=>"/adm/coursegroups", + text=>"Groups", + title=>"Course Groups"}); + } + &Apache::lonhtmlcommon::add_breadcrumb + ({href=>"/adm/$cdom/$cnum/$env{'form.group'}/smppg?ref=$env{'form.ref'}", + text=>"$ucgpterm: $grp_desc", + title=>"Go to group's home page"}, + {href=>"/adm/coursegrp_portfolio?".&group_args(), + text=>"Group Portfolio", + title=>"Display group portfolio"}); + my $output = &Apache::lonhtmlcommon::breadcrumbs( + &mt('[_1] portfolio files - [_2]',$gpterm,$grp_desc)); + return $output; +} + +sub get_quota { + my ($group) = @_; + my $disk_quota; + if (defined($group)) { + my $grp_quota = &get_group_quota($group); # quota expressed in k + if ($grp_quota ne '') { + $disk_quota = $grp_quota; + } else { + $disk_quota = 0; + } + } else { + $disk_quota = &Apache::loncommon::get_user_quota($env{'user.name'}, + $env{'user.domain'}); #expressed in Mb + $disk_quota = 1000 * $disk_quota; # convert from Mb to kb + } + return $disk_quota; +} + +sub handler { + # this handles file management + my $r = shift; + &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}, + ['selectfile','currentpath','meta','lockinfo','currentfile','action', + 'fieldname','mode','rename','continue','group','access','setnum', + 'cnum','cdom','type','setroles','showversions','ref']); + my ($uname,$udom,$portfolio_root,$url,$caller,$title,$group,$grp_desc); + if ($r->uri =~ m|^(/adm/)([^/]+)|) { + $url = $1.$2; + $caller = $2; + } + my ($can_modify,$can_delete,$can_upload,$can_setacl); + if ($caller eq 'coursegrp_portfolio') { + # Needs to be in a course + if (! ($env{'request.course.fn'})) { + # Not in a course + $env{'user.error.msg'}= + "/adm/coursegrp_portfolio:rgf:0:0:Cannot view group portfolio"; + return HTTP_NOT_ACCEPTABLE; + } + my $earlyout = 0; + my $view_permission = + &Apache::lonnet::allowed('vcg',$env{'request.course.id'}.($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:'')); + $env{'form.group'} =~ s/\W//g; + $group = $env{'form.group'}; + if ($group) { + ($uname,$udom) = &get_name_dom(); + my %curr_groups = &Apache::longroup::coursegroups($udom,$uname, + $group); + if (%curr_groups) { + my %grp_content = &Apache::longroup::get_group_settings( + $curr_groups{$group}); + $grp_desc = &unescape($grp_content{'description'}); + if (($view_permission) || (&Apache::lonnet::allowed('rgf', + $env{'request.course.id'}.'/'.$group))) { + $portfolio_root = &get_portfolio_root(); + } else { + $r->print(&mt('You do not have the privileges required to access the shared files space for this group.')); + $earlyout = 1; + } + } else { + $r->print(&mt('Not a valid group for this course')); + $earlyout = 1; + } + $title = &mt('Group files').' for '.$group; + } else { + $r->print(&mt('Invalid group')); + $earlyout = 1; + } + if ($earlyout) { return OK; } + if (&Apache::lonnet::allowed('mdg',$env{'request.course.id'})) { + $can_modify = 1; + $can_delete = 1; + $can_upload = 1; + $can_setacl = 1; + } else { + if (&Apache::lonnet::allowed('agf',$env{'request.course.id'}.'/'.$group)) { + $can_setacl = 1; + } + if (&Apache::lonnet::allowed('ugf',$env{'request.course.id'}.'/'.$group)) { + $can_upload = 1; + } + if (&Apache::lonnet::allowed('mgf',$env{'request.course.id'}.'/'.$group)) { + $can_modify = 1; + } + if (&Apache::lonnet::allowed('dgf',$env{'request.course.id'}.'/'.$group)) { + $can_delete = 1; + } + } + } else { + ($uname,$udom) = &get_name_dom(); + $portfolio_root = &get_portfolio_root(); + $title = &mt('Portfolio Manager'); + $can_modify = 1; + $can_delete = 1; + $can_upload = 1; + $can_setacl = 1; + } + + my $port_path = &get_port_path(); + &Apache::loncommon::no_cache($r); + &Apache::loncommon::content_type($r,'text/html'); + $r->send_http_header; + # Give the LON-CAPA page header + if ($env{"form.mode"} eq 'selectfile'){ + $r->print(&Apache::loncommon::start_page($title,undef, + {'only_body' => 1})); + } elsif ($env{'form.action'} eq 'rolepicker') { + $r->print(&Apache::loncommon::start_page('New role-based condition',undef, + {'no_nav_bar' => 1, })); + } else { + $r->print(&Apache::loncommon::start_page($title)); + } + $r->rflush(); + my ($blocked,$blocktext) = + &Apache::loncommon::blocking_status('port',$uname,$udom); + if ($blocked) { + $r->print($blocktext); + $r->print(&Apache::loncommon::end_page()); + return OK; + } + if (($env{'form.storeupl'}) & (!$env{'form.uploaddoc.filename'})){ + $r->print(''); + $r->print(&mt('No file was selected to upload. ')); + $r->print(&mt('To upload a file, click Browse... select a file, then click Upload.')); + $r->print(''); + } + if ($env{'form.meta'}) { + &open_form($r,$url); + $r->print(&mt('Edit the meta data').'
'); + &close_form($r,$url); + } + if ($env{'form.store'}) { + } + + if ($env{'form.uploaddoc.filename'}) { + if ($can_upload) { + &upload($r,$url,$group); + } else { + &missing_priv($r,$url,'upload'); + } + } elsif ($env{'form.action'} eq 'upload_embedded') { + if ($can_upload) { + &upload_embedded($r,$url,$group); + } else { + &missing_priv($r,$url,'upload'); + } + } elsif ($env{'form.action'} eq 'delete' && $env{'form.confirmed'}) { + if ($can_delete) { + &delete_confirmed($r,$url,$group); + } else { + &missing_priv($r,$url,'delete'); + } + } elsif ($env{'form.action'} eq 'delete') { + if ($can_delete) { + &delete($r,$url); + } else { + &missing_priv($r,$url,'delete'); + } + } elsif ($env{'form.action'} eq 'deletedir' && $env{'form.confirmed'}) { + if ($can_delete) { + &delete_dir_confirmed($r,$url); + } else { + &missing_priv($r,$url,'delete'); + } + } elsif ($env{'form.action'} eq 'deletedir') { + if ($can_delete) { + &delete_dir($r,$url); + } else { + &missing_priv($r,$url,'delete'); + } + } elsif ($env{'form.action'} eq 'rename' && $env{'form.confirmed'}) { + if ($can_modify) { + &rename_confirmed($r,$url,$group); + } else { + &missing_priv($r,$url,'rename'); + } + } elsif ($env{'form.rename'}) { + $env{'form.selectfile'} = $env{'form.rename'}; + $env{'form.action'} = 'rename'; + if ($can_modify) { + &rename($r,$url); + } else { + &missing_priv($r,$url,'rename'); + } + } elsif ($env{'form.access'}) { + $env{'form.selectfile'} = $env{'form.access'}; + if (!defined($env{'form.action'})) { + $env{'form.action'} = 'chgaccess'; + } + &display_access($r,$url,$group,$can_setacl,$port_path,$env{'form.action'}); + } elsif (($env{'form.action'} eq 'chgaccess') || + ($env{'form.action'} eq 'chgconditions')) { + if ($can_setacl) { + &update_access($r,$url,$group,$port_path); + } else { + &missing_priv($r,$url,'setacl'); + } + } elsif ($env{'form.action'} eq 'rolepicker') { + if ($can_setacl) { + &role_options_window($r); + } else { + &missing_priv($r,$url,'setacl'); + } + } elsif ($env{'form.createdir'}) { + if ($can_upload) { + &createdir($r,$url); + } else { + &missing_priv($r,$url,'upload'); + } + } elsif ($env{'form.lockinfo'}) { + &lock_info($r,$url,$group); + } else { + my $current_path='/'; + if ($env{'form.currentpath'}) { + $current_path = $env{'form.currentpath'}; + } + if ($caller eq 'coursegrp_portfolio') { + &Apache::lonhtmlcommon::clear_breadcrumbs(); + $r->print(&coursegrp_portfolio_header($udom,$uname,$grp_desc)); + } + my @dir_list=&get_dir_list($portfolio_root); + if ($dir_list[0] eq 'no_such_dir'){ + # two main reasons for this: + # 1) never been here, so directory structure not created + # 2) back-button navigation after deleting a directory + if ($current_path eq '/'){ + &Apache::lonnet::mkdiruserfile($uname,$udom, + &get_port_path()); + } else { + # some directory that snuck in get rid of the directory + # from the recent pulldown, just in case + &Apache::lonhtmlcommon::remove_recent('portfolio', + [$current_path]); + $current_path = '/'; # force it back to the root + } + # now grab the directory list again, for the first time + @dir_list=&Apache::lonnet::dirlist($current_path, + $udom,$uname,$portfolio_root); + } + # need to know if directory is empty so it can be removed if desired + my $is_empty=(@dir_list == 2); + &display_common($r,$url,$current_path,$is_empty,\@dir_list, + $can_upload); + &display_directory($r,$url,$current_path,$is_empty,\@dir_list,$group, + $can_upload,$can_modify,$can_delete,$can_setacl); + $r->print(&Apache::loncommon::end_page()); + } + return OK; } 1;